Home / 7,834,028.91-10,808,188.45-5,119,349.55

Finding the Fourth Proportional to 7,834,028.91, 10,808,188.45 and 5,119,349.55

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Solution

The fourth proportional to 7,834,028.91, 10,808,188.45 and 5,119,349.55 is: 7,062,891.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834,028.91 : 10,808,188.45 = 5,119,349.55 : x
  2. Step 2: Convert to fraction form
    7,834,028.91/10,808,188.45 = 5,119,349.55/x
  3. Step 3: Cross multiply
    7,834,028.91x = 10,808,188.45 × 5,119,349.55
  4. Step 4: Simplify right side
    7,834,028.91x = 55,330,894,677,822.70
  5. Step 5: Solve for x
    x = 55,330,894,677,822.70/7,834,028.91
  6. Step 6: Final answer
    x = 7,062,891.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.